Author
Geological Survey (U.S.)
3
Gardner, L. S. 1904-
1
Griggs, Roy L. 1914-
1
Hadley, H. D.
1
Montana Bureau of Mines and Geology
1
Nieschmidt, Constance L. 1898-1965
1
Northrop, Stuart Alvord, 1904-1994
1
Pitrat, Charles William, 1928-
1
Swezey, C.
1
U.S. Atomic Energy Commission
1
University of Wisconsin. Department of Chemistry
1
University of Wisconsin. Department of Geology
1
Wood, Gordon H. 1919-
1